The no-refcount path was being taken without the application opting
in to it.
Fixes: 4861cde461 ("i40e: new poll mode driver")
Reported-by: Mike Stolarchuk <mike.stolarchuk@bigswitch.com>
Signed-off-by: Rich Lane <rich.lane@bigswitch.com>
Acked-by: Helin Zhang <helin.zhang@intel.com>